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Load balancing is done by using an apache server with mod_jk enabled on a dedicated VM and a jk_workerworkers.properties file which has the individual nodes configured as mod_jk workers. This results in a simple round-robin load balancing mechanism.
The Workers jk_workers.properties file file is currently being generated via a shell script:
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To balance between 7 nodes the the jk_workers.properties file could look like this:
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